About Us | ALLIED Aluminium Systems Ltd

Your Trusted Fabrication Partner

Design Without Limits. Built in Aluminium

Allied Aluminium Systems Ltd is a specialist aluminium fabrication company based in Sheffield, South Yorkshire, fabricating a wide variety of high-quality aluminium glazing systems to the construction industry throughout the UK.

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Mission to
Execution

Our Focus

We pride ourselves on excellent customer service, outstanding quality & safety procedures.

Our mission is to collaborate with Customers, Partners & Suppliers to achieve the highest of standards
within our industry, with continuous learning & improvements.

We operate with a deep sense of community and collaboration, where our people, technology, and customers unite to achieve.

Made in House
Made in Sheffield

Proudly crafted in Sheffield, every product we create is made in-house — from design and fabrication to installation. This full control ensures the highest quality, precision, and finish across everything we do.

We specialise in Aluminium Windows, Doors, Curtain Walling, Louvres, Glass, and Maintenance, delivering bespoke solutions that combine modern design with enduring strength. Every detail is engineered for performance, beauty, and longevity — reflecting Sheffield’s heritage of craftsmanship and innovation.

Design Without Limits. Built In Aluminium.

Integrity and Innovation

We believe in upholding integrity in our business dealings while fostering innovation in our fabrications, ensuring both quality and creativity shine in every project.

Our Values

Our Curtain Wall Systems are expertly engineered to offer exceptional thermal performance
and design flexibility. Suitable for low, mid and high-rise applications, our systems support
expansive glazed areas while achieving thermal efficiency, weather resistance and long-term
structural reliability.
Whether for commercial or residential, Curtain Walling offers style, functionality and
sustainability making it a perfect choice to either enhance the buildings energy efficiency or
create a visual impact.
Curtain Walling offers design flexibility, as it can be complimented by many other products,
including windows, doors, rain screen panels, louvers and sun shading.

Curtain Walling

Glazed Roof

Aesthetically pleasing, allowing natural daylight into your building giving it a light and airy feel
with slim sightlines, excellent weather performance and 100% recyclability, the roof system
can be powder coated from the full range of RAL colours.